NTT DoCoMo to Sell Stake in Tata Teleservices

TOKYO—NTT DoCoMo Inc. plans to sell its entire stake in an Indian telecommunications joint venture, joining the roster of cautionary tales for blue-chip companies seeking entry into India's fast-growing but challenging market.

After five years of losses—plagued by telecom-license cancellations in a corruption probe and repeated delays in rolling out high-speed networks—Japan's biggest mobile carrier said it plans to sell its 26.5%...